504161677 has 2 divisors, whose sum is σ = 504161678. Its totient is φ = 504161676.

The previous prime is 504161641. The next prime is 504161689. The reversal of 504161677 is 776161405.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 405377956 + 98783721 = 20134^2 + 9939^2 .

It is a cyclic number.

It is not a de Polignac number, because 504161677 - 2²⁷ = 369943949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (504161377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252080838 + 252080839.

It is an arithmetic number, because the mean of its divisors is an integer number (252080839).

Almost surely, 2^504161677 is an apocalyptic number.

It is an amenable number.

504161677 is a deficient number, since it is larger than the sum of its proper divisors (1).

504161677 is an equidigital number, since it uses as much as digits as its factorization.

504161677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 504161677 is about 22453.5448648983. The cubic root of 504161677 is about 795.8965279886.

The spelling of 504161677 in words is "five hundred four million, one hundred sixty-one thousand, six hundred seventy-seven".